ibiontech.com - dns.ninja

`ibiontech.com`

DNSSEC	⚠️ Not signed
A	183.111.182.225^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
NS	`ibiontech.com` ⭐
		A	183.111.182.225^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
NS	`ns.21th.co.kr` ⚠️ Not in zone NS records
		A	218.145.65.143^{🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom}
NS	`ns.ibiontech.com` ⚠️ Not in parent delegation
		A	218.145.65.143^{🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom}
NS	`ns1.21th.co.kr` ⚠️ Not in zone NS records
		A	116.126.143.226^{🇰🇷 SKB-NET116.126.0.0/16 SK Broadband}
NS	`ns1.ibiontech.com` ⚠️ Not in parent delegation
		A	116.126.143.226^{🇰🇷 SKB-NET116.126.0.0/16 SK Broadband}
NS	`ns2.21th.co.kr` ⚠️ Not in zone NS records
		A	218.145.65.144^{🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom}
NS	`ns2.ibiontech.com` ⚠️ Not in parent delegation
		A	218.145.65.144^{🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom}
NS	`ns3.21th.co.kr` ⚠️ Not in zone NS records
		A	116.126.143.225^{🇰🇷 SKB-NET116.126.0.0/16 SK Broadband}
NS	`ns3.ibiontech.com` ⚠️ Not in parent delegation
		A	116.126.143.225^{🇰🇷 SKB-NET116.126.0.0/16 SK Broadband}
MX	`rmw-002.fmcity.com` ⭐
		A	211.34.104.37^{🇰🇷 KT-NET211.34.104.0/24}
			PTR	`rmw-002.fmcity.com`
TXT	`v=spf1 ip4:211.34.104.37 ~all`
SOA	`ibiontech.com`postmaster@ibiontech.com serial=20170608

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1783201711

NS for

ibiontech.com

Subdomains

ns1.ibiontech.com

ns3.ibiontech.com

ns.ibiontech.com

ns2.ibiontech.com

Same first word

ibiontech.com

Similar names

intechbio.com

biethcoin.com

techinbio.com

nibiotech.com.mx

inbiotech.co

ibotniche.com

biotechin.asia

thebionic.com

inbiotech.ru

biotechni.com

biointech.com

DNS History

11 records (11 active, 0 former)

●NSibiontech.com2017-08-10 → 2026-07-04 · 2 obs

● 2017-08-10 06:40:12
● 2026-07-04 22:11:12

●NSns.21th.co.kr2026-02-24 → 2026-07-04 · 3 obs

○ 2017-08-10 06:40:12
● 2026-02-24 02:28:28
● 2026-07-04 22:11:12

●NSns.ibiontech.com2017-08-10 → 2026-07-04 · 2 obs

● 2017-08-10 06:40:12
● 2026-07-04 22:11:12

●NSns1.21th.co.kr2026-02-24 → 2026-07-04 · 3 obs

○ 2017-08-10 06:40:12
● 2026-02-24 02:28:28
● 2026-07-04 22:11:12

●NSns1.ibiontech.com2017-08-10 → 2026-07-04 · 2 obs

● 2017-08-10 06:40:12
● 2026-07-04 22:11:12

●NSns2.21th.co.kr2026-02-24 → 2026-07-04 · 3 obs

○ 2017-08-10 06:40:12
● 2026-02-24 02:28:28
● 2026-07-04 22:11:12

●NSns2.ibiontech.com2017-08-10 → 2026-07-04 · 2 obs

● 2017-08-10 06:40:12
● 2026-07-04 22:11:12

●NSns3.21th.co.kr2026-02-24 → 2026-07-04 · 3 obs

○ 2017-08-10 06:40:12
● 2026-02-24 02:28:28
● 2026-07-04 22:11:12

●NSns3.ibiontech.com2017-08-10 → 2026-07-04 · 2 obs

● 2017-08-10 06:40:12
● 2026-07-04 22:11:12

●MXrmw-002.fmcity.com2017-08-10 → 2026-07-04 · 2 obs

● 2017-08-10 06:40:12
● 2026-07-04 22:11:12

●A183.111.182.2252017-08-10 → 2026-07-04 · 2 obs

● 2017-08-10 06:40:12
● 2026-07-04 22:11:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ibiontech.com	ns.21th.co.kr, ns1.21th.co.kr, ns2.21th.co.kr, ns3.21th.co.kr	-

✅ Authoritative Response

Server:218.145.65.144

NS records: ns.21th.co.kr, ns1.21th.co.kr, ns2.21th.co.kr, ns3.21th.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ibiontech.com (unsigned zone)

⏱️ Timing

Total: 4309ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.111.182.225`
NS	4	`ns3.ibiontech.com, ns1.ibiontech.com...`
MX	1	`rmw-002.fmcity.com (pri: 10)`
TXT	1	`v=spf1 ip4:211.34.104.37 ~all`
SOA	1	`ibiontech.com postmaster.ibiontech.com`

Analysis

Hierarchy

ibiontech.com is the parent domain of ns1.ibiontech.com, ns3.ibiontech.com, ns.ibiontech.com and ns2.ibiontech.com.

Name Server Role

ibiontech.com serves as a name server for itself — ibiontech.com is its own authoritative name server.

ns1.ibiontech.com, ns2.ibiontech.com and ns3.ibiontech.com frequently serve as name servers alongside ibiontech.com.

IP Addresses

ibiontech.com points to a single IP number: 183.111.182.225.

Additional host names — bnbtech.kr, cdp.kr, youngdong.net and two others — share IP numbers with ibiontech.com.

Name Servers

ibiontech.com is delegated to 9 name servers: ibiontech.com, ns1.ibiontech.com, ns2.ibiontech.com and 6 other.

ibiontech.com shares at least some of its name servers with other domains, including mf24.net, yjert.co.kr, ptctech.co.kr and two others.

These name servers are frequently seen alongside ns1.21th.co.kr, ns.21th.co.kr, ns2.21th.co.kr and 7 other name servers.

Host names pointing to a single IP address:

ibiontech.com directs to 183.111.182.225.

ns1.ibiontech.com directs to 116.126.143.226.

ns2.ibiontech.com directs to 218.145.65.144.

ns3.ibiontech.com directs to 116.126.143.225.

ns.ibiontech.com directs to 218.145.65.143.

ns1.21th.co.kr directs to 116.126.143.226.

ns2.21th.co.kr directs to 218.145.65.144.

ns3.21th.co.kr directs to 116.126.143.225.

ns.21th.co.kr directs to 218.145.65.143.

Host names pointing to 116.126.143.226 IP addresses: ns1.ibiontech.com and ns1.21th.co.kr.

Host names pointing to 218.145.65.144 IP addresses: ns2.ibiontech.com and ns2.21th.co.kr.

Host names pointing to 116.126.143.225 IP addresses: ns3.ibiontech.com and ns3.21th.co.kr.

Host names pointing to 218.145.65.143 IP addresses: ns.ibiontech.com and ns.21th.co.kr.

Mail Servers

ibiontech.com has one mail server: rmw-002.fmcity.com.

ibiontech.com shares the same mail server setup as other domains, including gumgo.co.kr, xn--wv4bz58a.kr, sang-a.co.kr and two others.

ibiontech.com shares at least some of its mail servers with other domains, such as gmhkorea.com.

rmw-002.fmcity.com has exactly one IP number: 211.34.104.37.